This is a per-view setting, so it's specific to the data store. If you log
on to a different mailbox or use a different PST file, you won't have the
same views.
You can check the settings under View | Arrange By | Current View |
Customize Current View | Automatic Formatting.
--
Sue Mosher, Outlook MVP
Author of
Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers